! Started logfile: .//J1751+0939_X_dfm.log on Mon Jan 20 18:40:52 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1751+0939_X_uva.fits ! Reading UV FITS file: .//J1751+0939_X_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.946405 visibilities/baseline/integration-bin. ! Found source: J1751+0939 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5792 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1751+0939_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=3.129638Jy sigma=71.734853 ! Fit after self-cal, rms=2.006001Jy sigma=46.034700 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7321 mas, bmaj=2.024 mas, bpa=-0.7112 degrees ! Estimated noise=0.64764 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.28054 Jy ! Component: 100 - total flux cleaned = 2.78702 Jy ! Total flux subtracted in 100 components = 2.78702 Jy ! Clean residual min=-0.096919 max=0.170659 Jy/beam ! Clean residual mean=0.000027 rms=0.022803 Jy/beam ! Combined flux in latest and established models = 2.78702 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 2.78702 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.357589Jy sigma=8.078050 ! Fit after self-cal, rms=0.357569Jy sigma=8.077186 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.177683 Jy ! Component: 100 - total flux cleaned = 0.266352 Jy ! Total flux subtracted in 100 components = 0.266352 Jy ! Clean residual min=-0.083890 max=0.093657 Jy/beam ! Clean residual mean=0.000008 rms=0.015546 Jy/beam ! Combined flux in latest and established models = 3.05337 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 3.05337 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.240875Jy sigma=5.523232 ! Fit after self-cal, rms=0.240671Jy sigma=5.519319 ! Inverting map ! Added new window around map position (7.8, -15.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0836628 Jy ! Component: 100 - total flux cleaned = 0.132371 Jy ! Total flux subtracted in 100 components = 0.132371 Jy ! Clean residual min=-0.070716 max=0.080541 Jy/beam ! Clean residual mean=0.000002 rms=0.013248 Jy/beam ! Combined flux in latest and established models = 3.18574 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 33 components and 3.18574 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.200449Jy sigma=4.620917 ! Fit after self-cal, rms=0.196967Jy sigma=4.546618 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8911 mas, bmaj=2.266 mas, bpa=0.04597 degrees ! Estimated noise=0.407733 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0581205 Jy ! Component: 100 - total flux cleaned = 0.0920904 Jy ! Component: 150 - total flux cleaned = 0.116024 Jy ! Component: 200 - total flux cleaned = 0.128474 Jy ! Total flux subtracted in 200 components = 0.128474 Jy ! Clean residual min=-0.057721 max=0.071878 Jy/beam ! Clean residual mean=-0.000022 rms=0.013809 Jy/beam ! Combined flux in latest and established models = 3.31421 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 54 components and 3.31422 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.176741Jy sigma=4.099498 ! Fit after self-cal, rms=0.174514Jy sigma=4.052917 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8911 x 2.266 at 0.04597 degrees (North through East) ! Clean map min=-0.057194 max=2.9243 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.04 KP 1.03 ! LA 0.98 MK 1.00 NL 0.96 OV 1.07 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 1.04 KP 1.03 ! LA 0.98 MK 1.00 NL 0.95 OV 1.06 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.04 KP 1.02 ! LA 0.98 MK 1.01 NL 0.95 OV 1.06 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.97 HN 1.04 KP 1.03 ! LA 0.98 MK 1.01 NL 0.95 OV 1.06 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.03 KP 1.03 ! LA 0.98 MK 1.02 NL 0.94 OV 1.05 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.03 KP 1.03 ! LA 0.97 MK 1.02 NL 0.94 OV 1.05 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.96 HN 1.03 KP 1.03 ! LA 0.97 MK 1.01 NL 0.94 OV 1.06 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 1.03 KP 1.03 ! LA 0.97 MK 1.02 NL 0.94 OV 1.06 ! PT 0.96 SC 0.99 ! ! ! Fit before self-cal, rms=0.174514Jy sigma=4.052917 ! Fit after self-cal, rms=0.081895Jy sigma=1.819719 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8929 mas, bmaj=2.276 mas, bpa=0.1357 degrees ! Estimated noise=0.409797 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0289177 Jy ! Component: 100 - total flux cleaned = -0.0377589 Jy ! Component: 150 - total flux cleaned = -0.0432863 Jy ! Component: 200 - total flux cleaned = -0.0472118 Jy ! Total flux subtracted in 200 components = -0.0472118 Jy ! Clean residual min=-0.024349 max=0.016821 Jy/beam ! Clean residual mean=0.000000 rms=0.004334 Jy/beam ! Combined flux in latest and established models = 3.267 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 3.267 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.069929Jy sigma=1.539864 ! Fit after self-cal, rms=0.069170Jy sigma=1.522643 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.069170Jy sigma=1.522643 ! Fit after self-cal, rms=0.066390Jy sigma=1.458506 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8929 mas, bmaj=2.278 mas, bpa=0.1093 degrees ! Estimated noise=0.409506 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0161516 Jy ! Component: 100 - total flux cleaned = -0.0205931 Jy ! Component: 150 - total flux cleaned = -0.0230233 Jy ! Component: 200 - total flux cleaned = -0.0251747 Jy ! Total flux subtracted in 200 components = -0.0251747 Jy ! Clean residual min=-0.019756 max=0.012089 Jy/beam ! Clean residual mean=-0.000000 rms=0.003446 Jy/beam ! Combined flux in latest and established models = 3.24183 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 3.24183 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.060165Jy sigma=1.319246 ! Fit after self-cal, rms=0.059596Jy sigma=1.307636 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00342512 Jy ! Component: 100 - total flux cleaned = -0.00474975 Jy ! Component: 150 - total flux cleaned = -0.00637707 Jy ! Component: 200 - total flux cleaned = -0.00783514 Jy ! Total flux subtracted in 200 components = -0.00783514 Jy ! Clean residual min=-0.018015 max=0.014330 Jy/beam ! Clean residual mean=-0.000001 rms=0.003273 Jy/beam ! Combined flux in latest and established models = 3.23399 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 3.23399 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.057452Jy sigma=1.263562 ! Fit after self-cal, rms=0.057283Jy sigma=1.260458 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.057283Jy sigma=1.260458 ! Fit after self-cal, rms=0.054813Jy sigma=1.202917 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8925 mas, bmaj=2.278 mas, bpa=0.1052 degrees ! Estimated noise=0.409248 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00995568 Jy ! Component: 100 - total flux cleaned = -0.0123529 Jy ! Component: 150 - total flux cleaned = -0.0139179 Jy ! Component: 200 - total flux cleaned = -0.0151362 Jy ! Total flux subtracted in 200 components = -0.0151362 Jy ! Clean residual min=-0.015081 max=0.009359 Jy/beam ! Clean residual mean=-0.000000 rms=0.002683 Jy/beam ! Combined flux in latest and established models = 3.21886 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 88 components and 3.21886 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.051455Jy sigma=1.129450 ! Fit after self-cal, rms=0.051038Jy sigma=1.121542 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00248356 Jy ! Component: 100 - total flux cleaned = -0.00339769 Jy ! Component: 150 - total flux cleaned = -0.00420305 Jy ! Component: 200 - total flux cleaned = -0.00522577 Jy ! Total flux subtracted in 200 components = -0.00522577 Jy ! Clean residual min=-0.013844 max=0.010306 Jy/beam ! Clean residual mean=-0.000001 rms=0.002577 Jy/beam ! Combined flux in latest and established models = 3.21363 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 3.21363 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.049823Jy sigma=1.096576 ! Fit after self-cal, rms=0.049709Jy sigma=1.094725 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.049709Jy sigma=1.094725 ! Fit after self-cal, rms=0.048268Jy sigma=1.061666 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=3.294 mas, bpa=-1.196 degrees ! Estimated noise=0.525906 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0115413 Jy ! Component: 100 - total flux cleaned = -0.0136933 Jy ! Component: 150 - total flux cleaned = -0.0141334 Jy ! Component: 200 - total flux cleaned = -0.0144461 Jy ! Total flux subtracted in 200 components = -0.0144461 Jy ! Clean residual min=-0.012111 max=0.010853 Jy/beam ! Clean residual mean=-0.000002 rms=0.003041 Jy/beam ! Combined flux in latest and established models = 3.19918 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 104 components and 3.19918 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.046723Jy sigma=1.027091 ! Fit after self-cal, rms=0.046205Jy sigma=1.016714 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00146813 Jy ! Component: 100 - total flux cleaned = -0.00178689 Jy ! Component: 150 - total flux cleaned = -0.00187637 Jy ! Component: 200 - total flux cleaned = -0.00180628 Jy ! Total flux subtracted in 200 components = -0.00180628 Jy ! Clean residual min=-0.011868 max=0.011264 Jy/beam ! Clean residual mean=-0.000002 rms=0.003021 Jy/beam ! Combined flux in latest and established models = 3.19738 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 112 components and 3.19738 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.046004Jy sigma=1.011461 ! Fit after self-cal, rms=0.045890Jy sigma=1.009165 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8923 mas, bmaj=2.277 mas, bpa=0.1011 degrees ! Estimated noise=0.409064 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8923 x 2.277 at 0.1011 degrees (North through East) ! Clean map min=-0.010686 max=2.959 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.045890Jy sigma=1.009165 ! Fit after self-cal, rms=0.040703Jy sigma=0.890909 ! Inverting map and beam ! Estimated beam: bmin=0.8926 mas, bmaj=2.278 mas, bpa=0.08267 degrees ! Estimated noise=0.408815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00523022 Jy ! Component: 100 - total flux cleaned = -0.00650036 Jy ! Component: 150 - total flux cleaned = -0.00677648 Jy ! Component: 200 - total flux cleaned = -0.00714023 Jy ! Total flux subtracted in 200 components = -0.00714023 Jy ! Clean residual min=-0.009868 max=0.007131 Jy/beam ! Clean residual mean=-0.000001 rms=0.001875 Jy/beam ! Combined flux in latest and established models = 3.19024 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 113 components and 3.19024 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.039159Jy sigma=0.858864 ! Fit after self-cal, rms=0.038934Jy sigma=0.854807 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00143267 Jy ! Component: 100 - total flux cleaned = -0.0015378 Jy ! Component: 150 - total flux cleaned = -0.00153793 Jy ! Component: 200 - total flux cleaned = -0.00172091 Jy ! Total flux subtracted in 200 components = -0.00172091 Jy ! Clean residual min=-0.009248 max=0.007272 Jy/beam ! Clean residual mean=-0.000001 rms=0.001832 Jy/beam ! Combined flux in latest and established models = 3.18852 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 117 components and 3.18852 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038324Jy sigma=0.842655 ! Fit after self-cal, rms=0.038257Jy sigma=0.841568 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038257Jy sigma=0.841568 ! Fit after self-cal, rms=0.037667Jy sigma=0.827831 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7327 mas, bmaj=2.033 mas, bpa=-0.6882 degrees ! Estimated noise=0.650541 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.29062 Jy ! Component: 100 - total flux cleaned = 2.7978 Jy ! Component: 150 - total flux cleaned = 2.96915 Jy ! Component: 200 - total flux cleaned = 3.05254 Jy ! Total flux subtracted in 200 components = 3.05254 Jy ! Clean residual min=-0.036875 max=0.041416 Jy/beam ! Clean residual mean=0.000008 rms=0.006287 Jy/beam ! Combined flux in latest and established models = 3.05254 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 3.05254 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8925 mas, bmaj=2.277 mas, bpa=0.08022 degrees ! Estimated noise=0.408724 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0579932 Jy ! Component: 100 - total flux cleaned = 0.0913189 Jy ! Component: 150 - total flux cleaned = 0.111812 Jy ! Component: 200 - total flux cleaned = 0.124914 Jy ! Total flux subtracted in 200 components = 0.124914 Jy ! Clean residual min=-0.015214 max=0.010035 Jy/beam ! Clean residual mean=-0.000000 rms=0.002339 Jy/beam ! Combined flux in latest and established models = 3.17745 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 44 components and 3.17745 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.086 mas, bmaj=3.293 mas, bpa=-1.23 degrees ! Estimated noise=0.525386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00687551 Jy ! Component: 100 - total flux cleaned = 0.0074029 Jy ! Component: 150 - total flux cleaned = 0.00713904 Jy ! Component: 200 - total flux cleaned = 0.00703157 Jy ! Total flux subtracted in 200 components = 0.00703157 Jy ! Clean residual min=-0.008902 max=0.009879 Jy/beam ! Clean residual mean=-0.000002 rms=0.002324 Jy/beam ! Combined flux in latest and established models = 3.18448 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-16.8, -31.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00745998 Jy ! Component: 100 - total flux cleaned = 0.00931391 Jy ! Component: 150 - total flux cleaned = 0.00982288 Jy ! Component: 200 - total flux cleaned = 0.010326 Jy ! Total flux subtracted in 200 components = 0.010326 Jy ! Clean residual min=-0.007240 max=0.005440 Jy/beam ! Clean residual mean=0.000004 rms=0.001659 Jy/beam ! Combined flux in latest and established models = 3.19481 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 98 components and 3.19481 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8925 mas, bmaj=2.277 mas, bpa=0.08022 degrees ! Estimated noise=0.408724 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00207344 Jy ! Component: 100 - total flux cleaned = 0.00146537 Jy ! Component: 150 - total flux cleaned = 0.0017506 Jy ! Component: 200 - total flux cleaned = 0.00201037 Jy ! Total flux subtracted in 200 components = 0.00201037 Jy ! Clean residual min=-0.011579 max=0.007678 Jy/beam ! Clean residual mean=0.000002 rms=0.001719 Jy/beam ! Combined flux in latest and established models = 3.19682 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 114 components and 3.19682 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040762Jy sigma=0.882629 ! Fit after self-cal, rms=0.039506Jy sigma=0.855331 wmodel J1751+0939_X_map.mod ! Writing 114 model components to file: J1751+0939_X_map.mod wobs J1751+0939_X_uvs.fits ! Writing UV FITS file: J1751+0939_X_uvs.fits wwins J1751+0939_X_map.win ! wwins: Wrote 3 windows to J1751+0939_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00474119 Jy ! Component: 100 - total flux cleaned = -0.00856142 Jy ! Component: 150 - total flux cleaned = -0.0102652 Jy ! Component: 200 - total flux cleaned = -0.0116755 Jy ! Component: 250 - total flux cleaned = -0.0127594 Jy ! Component: 300 - total flux cleaned = -0.0135748 Jy ! Component: 350 - total flux cleaned = -0.0140612 Jy ! Component: 400 - total flux cleaned = -0.0143422 Jy ! Component: 450 - total flux cleaned = -0.0147902 Jy ! Component: 500 - total flux cleaned = -0.0147889 Jy ! Component: 550 - total flux cleaned = -0.014708 Jy ! Component: 600 - total flux cleaned = -0.0145471 Jy ! Component: 650 - total flux cleaned = -0.0143887 Jy ! Component: 700 - total flux cleaned = -0.0142349 Jy ! Component: 750 - total flux cleaned = -0.0141591 Jy ! Component: 800 - total flux cleaned = -0.0139436 Jy ! Component: 850 - total flux cleaned = -0.0138731 Jy ! Component: 900 - total flux cleaned = -0.0137362 Jy ! Component: 950 - total flux cleaned = -0.013406 Jy ! Component: 1000 - total flux cleaned = -0.0133418 Jy ! Component: 1050 - total flux cleaned = -0.0130889 Jy ! Component: 1100 - total flux cleaned = -0.012966 Jy ! Component: 1150 - total flux cleaned = -0.0126058 Jy ! Component: 1200 - total flux cleaned = -0.0124897 Jy ! Component: 1250 - total flux cleaned = -0.0124323 Jy ! Component: 1300 - total flux cleaned = -0.012321 Jy ! Component: 1350 - total flux cleaned = -0.0122664 Jy ! Component: 1400 - total flux cleaned = -0.0123197 Jy ! Component: 1450 - total flux cleaned = -0.012319 Jy ! Component: 1500 - total flux cleaned = -0.0123179 Jy ! Component: 1550 - total flux cleaned = -0.0125195 Jy ! Component: 1600 - total flux cleaned = -0.0124198 Jy ! Component: 1650 - total flux cleaned = -0.0124686 Jy ! Component: 1700 - total flux cleaned = -0.0126584 Jy ! Component: 1750 - total flux cleaned = -0.0127517 Jy ! Component: 1800 - total flux cleaned = -0.0127516 Jy ! Component: 1850 - total flux cleaned = -0.0129751 Jy ! Component: 1900 - total flux cleaned = -0.0130629 Jy ! Component: 1950 - total flux cleaned = -0.013235 Jy ! Component: 2000 - total flux cleaned = -0.0132771 Jy ! Component: 2050 - total flux cleaned = -0.0134012 Jy ! Component: 2100 - total flux cleaned = -0.0135625 Jy ! Component: 2150 - total flux cleaned = -0.0136425 Jy ! Component: 2200 - total flux cleaned = -0.013759 Jy ! Component: 2250 - total flux cleaned = -0.0138358 Jy ! Component: 2300 - total flux cleaned = -0.0139103 Jy ! Component: 2350 - total flux cleaned = -0.0139834 Jy ! Component: 2400 - total flux cleaned = -0.0140926 Jy ! Component: 2450 - total flux cleaned = -0.0143433 Jy ! Component: 2500 - total flux cleaned = -0.014623 Jy ! Component: 2550 - total flux cleaned = -0.0147601 Jy ! Component: 2600 - total flux cleaned = -0.0149638 Jy ! Component: 2650 - total flux cleaned = -0.0151643 Jy ! Component: 2700 - total flux cleaned = -0.0153945 Jy ! Component: 2750 - total flux cleaned = -0.0156845 Jy ! Component: 2800 - total flux cleaned = -0.0158742 Jy ! Component: 2850 - total flux cleaned = -0.0159686 Jy ! Component: 2900 - total flux cleaned = -0.0161526 Jy ! Component: 2950 - total flux cleaned = -0.0163347 Jy ! Component: 3000 - total flux cleaned = -0.016513 Jy ! Component: 3050 - total flux cleaned = -0.0166304 Jy ! Component: 3100 - total flux cleaned = -0.0168032 Jy ! Component: 3150 - total flux cleaned = -0.0169728 Jy ! Component: 3200 - total flux cleaned = -0.0171402 Jy ! Component: 3250 - total flux cleaned = -0.0173049 Jy ! Component: 3300 - total flux cleaned = -0.0173593 Jy ! Component: 3350 - total flux cleaned = -0.0175197 Jy ! Component: 3400 - total flux cleaned = -0.0175727 Jy ! Component: 3450 - total flux cleaned = -0.0177031 Jy ! Component: 3500 - total flux cleaned = -0.0179592 Jy ! Component: 3550 - total flux cleaned = -0.0181105 Jy ! Component: 3600 - total flux cleaned = -0.0181854 Jy ! Component: 3650 - total flux cleaned = -0.0183327 Jy ! Component: 3700 - total flux cleaned = -0.0184056 Jy ! Component: 3750 - total flux cleaned = -0.0185732 Jy ! Component: 3800 - total flux cleaned = -0.0186442 Jy ! Component: 3850 - total flux cleaned = -0.0187374 Jy ! Component: 3900 - total flux cleaned = -0.0188297 Jy ! Component: 3950 - total flux cleaned = -0.0189891 Jy ! Component: 4000 - total flux cleaned = -0.0190119 Jy ! Component: 4050 - total flux cleaned = -0.0191456 Jy ! Total flux subtracted in 4096 components = -0.0191455 Jy ! Clean residual min=-0.001192 max=0.001192 Jy/beam ! Clean residual mean=-0.000000 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 3.17768 Jy keep ! Adding 247 model components to the UV plane model. ! The established model now contains 359 components and 3.17768 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1751+0939_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8925 x 2.277 at 0.08022 degrees (North through East) ! Clean map min=-0.0068604 max=2.9666 Jy/beam ! Writing clean map to FITS file: .//J1751+0939_X_map.fits wmodel .//J1751+0939_X_map.mod ! Writing 359 model components to file: .//J1751+0939_X_map.mod wobs .//J1751+0939_X_uvs.fits ! Writing UV FITS file: .//J1751+0939_X_uvs.fits wwins .//J1751+0939_X_map.win ! wwins: Wrote 4 windows to .//J1751+0939_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.96659 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000345743 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0349637 0.0349637 0.0699274 0.139855 0.279709 0.559419 1.11884 2.23768 4.47535 8.9507 17.9014 35.8028 71.6056 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.966 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 8580.33 quit ! Quitting program ! Log file .//J1751+0939_X_dfm.log closed on Mon Jan 20 18:40:56 2020